| vasopressin. Abbreviation: ADH |
[vas-oh-pres-in] 
| 1. | Biochemistry. a peptide hormone, synthesized in the hypothalamus and released by the posterior pituitary gland, that stimulates capillary muscles and reduces the flow of urine and increases its concentration. |
| 2. | Pharmacology. a synthetic preparation of this hormone, used as an antidiuretic in the treatment of diabetes insipidus. |
| an·ti·di·u·ret·ic hormone (ān'tē-dī'ə-rět'ĭk, ān'tī-) n. Abbr. ADH See vasopressin. |
| va·so·pres·sin (vā'zō-prěs'ĭn) n. A hormone secreted by the posterior lobe of the pituitary gland that constricts blood vessels, raises blood pressure, and reduces excretion of urine. Also called antidiuretic hormone. |
antidiuretic hormone n.
Abbr. ADH
See vasopressin.
vasopressin va·so·pres·sin (vā'zō-prěs'ĭn)
n.
Abbr. VP A hormone, related to oxytocin, that is secreted by the posterior lobe of the pituitary gland, constricts blood vessels, raises blood pressure, stimulates intestinal motility, and reduces the excretion of urine. Also called antidiuretic hormone.
| antidiuretic hormone (ān'tē-dī'ə-rět'ĭk, ān'tī-) Pronunciation Key
A polypeptide hormone secreted by the posterior portion of the pituitary gland that constricts blood vessels, raises blood pressure, and reduces excretion of urine. Also called vasopressin. |
| vasopressin (vā'zō-prěs'ĭn) Pronunciation Key
See antidiuretic hormone. |
oʊˈprɛs